分析 本文主要讲述了医学界的科学家们正在致力于再生医学的研究,造出再生的器官,使人们能够更长寿和更健康的生活.再生医学是一个具有创新意义的领域,造生出来的再生器官移植到人体内不会被免疫系统排斥.目前,人工肾移植已经在绵羊的身上成功的实验了.作者希望在未来的某一天,人工肾移植将发生在人类患者身上.
解答 62.C 理解推断题.根据第三段These parts are not made of steel; they are the real things---living cells,tissue,and even organs.可知它们是由活细胞,组织,和器官组成的,故选C.
63.C 细节信息题.根据最后一段So far,the kidney procedure has only been used successfully with sheep,可知科学家在绵羊的身上成功的做了实验,故选C.
64.D 推理判断题.根据最后一段The continuing research of scientists such as these may eventually make donor organs unnecessary and,as a result,significantly increase individuals'chances of survival.可知再生医学被认为是具有创新意义的是因为:它增加病人幸存下去的可能,能使人活得更长,故选D.
65.A 理解推断题.根据文章倒数第三段讲到的再生医学较之器官捐赠的优势,可知作者对于再生医学的态度是积极乐观的,故选A.
点评 本文考察学生的理解推断能力,抓住文章的关键词,采用寻读的方法查找细节,能根据已知的结果推测导致结果的可能原因.
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